interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/listeners/InterfaceTopologyStateListener.java

   1 /*
   2  * Copyright (c) 2015 - 2016 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.vpnservice.interfacemgr.listeners;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
  13 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
  14 import org.opendaylight.vpnservice.datastoreutils.AsyncDataChangeListenerBase;
  15 import org.opendaylight.vpnservice.datastoreutils.DataStoreJobCoordinator;
  16 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.statehelpers.OvsInterfaceTopologyStateAddHelper;
  17 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.statehelpers.OvsInterfaceTopologyStateRemoveHelper;
  18 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.statehelpers.OvsInterfaceTopologyStateUpdateHelper;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 import java.util.List;
  28 import java.util.concurrent.Callable;
  29
  30 public class InterfaceTopologyStateListener extends AsyncDataChangeListenerBase<OvsdbBridgeAugmentation, InterfaceTopologyStateListener> {
  31     private static final Logger LOG = LoggerFactory.getLogger(InterfaceTopologyStateListener.class);
  32     private DataBroker dataBroker;
  33
  34     public InterfaceTopologyStateListener(DataBroker dataBroker) {
  35         super(OvsdbBridgeAugmentation.class, InterfaceTopologyStateListener.class);
  36         this.dataBroker = dataBroker;
  37     }
  38
  39     @Override
  40     protected InstanceIdentifier<OvsdbBridgeAugmentation> getWildCardPath() {
  41         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class)
  42                 .child(Node.class).augmentation(OvsdbBridgeAugmentation.class).build();
  43     }
  44
  45     @Override
  46     protected DataChangeListener getDataChangeListener() {
  47         return InterfaceTopologyStateListener.this;
  48     }
  49
  50     @Override
  51     protected AsyncDataBroker.DataChangeScope getDataChangeScope() {
  52         return AsyncDataBroker.DataChangeScope.ONE;
  53     }
  54
  55     @Override
  56     protected void remove(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld) {
  57         LOG.debug("Received Remove DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  58                 identifier, bridgeOld);
  59         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  60         RendererStateRemoveWorker rendererStateRemoveWorker = new RendererStateRemoveWorker(identifier, bridgeOld);
  61         jobCoordinator.enqueueJob(bridgeOld.getBridgeName().getValue(), rendererStateRemoveWorker);
  62     }
  63
  64     @Override
  65     protected void update(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld,
  66                           OvsdbBridgeAugmentation bridgeNew) {
  67         LOG.debug("Received Update DataChange Notification for identifier: {}, ovsdbBridgeAugmentation old: {}, new: {}.",
  68                 identifier, bridgeOld, bridgeNew);
  69         if(bridgeOld.getDatapathId()== null && bridgeNew.getDatapathId()!= null){
  70             DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  71             RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  72             jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker);
  73         } else if(!bridgeOld.getDatapathId().equals(bridgeNew.getDatapathId())){
  74             DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  75             RendererStateUpdateWorker rendererStateAddWorker = new RendererStateUpdateWorker(identifier, bridgeNew, bridgeOld);
  76             jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker);
  77         }
  78     }
  79
  80     @Override
  81     protected void add(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeNew) {
  82         LOG.debug("Received Add DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  83                 identifier, bridgeNew);
  84         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  85         RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  86         jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue() + bridgeNew.getDatapathId(), rendererStateAddWorker);
  87     }
  88
  89     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
  90         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
  91         OvsdbBridgeAugmentation bridgeNew;
  92
  93
  94         public RendererStateAddWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
  95                                       OvsdbBridgeAugmentation bridgeNew) {
  96             this.instanceIdentifier = instanceIdentifier;
  97             this.bridgeNew = bridgeNew;
  98         }
  99
 100         @Override
 101         public List<ListenableFuture<Void>> call() throws Exception {
 102             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 103             // to call the respective helpers.
 104             return OvsInterfaceTopologyStateAddHelper.addPortToBridge(instanceIdentifier,
 105                     bridgeNew, dataBroker);
 106         }
 107     }
 108
 109     private class RendererStateRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 110         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 111         OvsdbBridgeAugmentation bridgeNew;
 112
 113
 114         public RendererStateRemoveWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 115                                          OvsdbBridgeAugmentation bridgeNew) {
 116             this.instanceIdentifier = instanceIdentifier;
 117             this.bridgeNew = bridgeNew;
 118         }
 119
 120         @Override
 121         public List<ListenableFuture<Void>> call() throws Exception {
 122             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 123             // to call the respective helpers.
 124             return OvsInterfaceTopologyStateRemoveHelper.removePortFromBridge(instanceIdentifier,
 125                     bridgeNew, dataBroker);
 126         }
 127     }
 128     private class RendererStateUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
 129         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 130         OvsdbBridgeAugmentation bridgeNew;
 131         OvsdbBridgeAugmentation bridgeOld;
 132
 133
 134         public RendererStateUpdateWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 135                                       OvsdbBridgeAugmentation bridgeNew, OvsdbBridgeAugmentation bridgeOld) {
 136             this.instanceIdentifier = instanceIdentifier;
 137             this.bridgeNew = bridgeNew;
 138             this.bridgeOld = bridgeOld;
 139         }
 140
 141         @Override
 142         public List<ListenableFuture<Void>> call() throws Exception {
 143             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 144             // to call the respective helpers.
 145             return OvsInterfaceTopologyStateUpdateHelper.updateBridgeRefEntry(instanceIdentifier,
 146                     bridgeNew, bridgeOld, dataBroker);
 147         }
 148     }
 149 }